CN106251911B - The method of building intelligence system multidigit pre-control electromagnetism Leibo interference - Google Patents
The method of building intelligence system multidigit pre-control electromagnetism Leibo interference Download PDFInfo
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- CN106251911B CN106251911B CN201610580697.3A CN201610580697A CN106251911B CN 106251911 B CN106251911 B CN 106251911B CN 201610580697 A CN201610580697 A CN 201610580697A CN 106251911 B CN106251911 B CN 106251911B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 38
- 229910052751 metal Inorganic materials 0.000 claims description 38
- 230000003014 reinforcing effect Effects 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 238000003466 welding Methods 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 16
- 239000002689 soil Substances 0.000 claims description 13
- 239000004570 mortar (masonry) Substances 0.000 claims description 12
- 210000002583 cell-derived microparticle Anatomy 0.000 claims description 8
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 8
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 8
- 229920003091 Methocel™ Polymers 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 239000011398 Portland cement Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000010881 fly ash Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 4
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 4
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B17/00—Screening
- G12B17/02—Screening from electric or magnetic fields, e.g. radio waves
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- Manufacturing Of Electrical Connectors (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a kind of method of building intelligence system multidigit pre-control electromagnetism Leibo interference, including structure body shielding, spool shielding, device mask construction, equipotential link construction, downlead installation, it is grounded body construction.The present invention is easy for construction, and working performance is excellent.
Description
Technical field
The present invention relates to a kind of methods of building intelligence system multidigit pre-control electromagnetism Leibo interference.
Background technology
Intelligence system is in building field using more and more extensive, it has also become the important component of building, intelligence are
The extensive use united in building field brings great convenience to people's life and work, is imitated with work to improve people's quality of life
Rate has played great role.But it since intelligence system is extremely sensitive to electromagnetism Leibo, easily goes to pot, brings lives and properties
Security threat must implement this building intelligence system electromagnetism Leibo interference pre-control.
Invention content
The purpose of the present invention is to provide a kind of building intelligence system multidigit pre-control electromagnetism thunders easy for construction, effect is good
The method of wave interference.
Technical solution of the invention is：
A kind of method of building intelligence system multidigit pre-control electromagnetism Leibo interference, it is characterized in that：Include the following steps：
（1）Structure body shields
Reinforcing bar selects：Select resistivity≤0.97 × 10-7Ω m, the reinforcing bar that phosphorus content is 0.25-0.45%, specification select φ
>=3mm reinforcing bars；
Reinforcement welding：It is connected, and welded full using welding；
Reinforcing bar is laid：Selected reinforcing bar is vertically welded on the inherent steel grid at the necessary place of buildings original,
And outer lattice tie point, 2-3 internally electrical, electronic intelligence equipment tie points of each layer of setting are set by spacing 2m；
After tie point is formed, internal tie point can be connected in electrical, the electronic intelligence equipment in buildings；
After roofing and wall matrix is formed, in one layer of eyelet 1 × 1cm steel wire cover of ectosome overlying lid, cover with it is outer
Lattice tie point connects.And fixed steel wire；
On roofing wall ectosome steel wire cover, a thickness 1-1.5cm electric conduction mortars are painted；
The configuration of the electric conduction mortar：Portland cement 100kg, flyash 50kg, copolymer is selected to be condensed rubber powder
5kg, propyl methocel 5kg, granular polystyrene 1m3, clipped wire 5kg, grade conducting fiber 2kg, by the above amount than into
Row is configured and is stirred evenly, and forms electric conduction mortar；
（2）Spool shields
Cable selects：Select metallic shield cable；
Nonmetallic shielded cable disposition：Using the non-metal wire of thickness of pipe wall >=2mm, line is passed through into metal tube；
Cable entries are disposed：Either metal cable or metallic conduit enter at building internal orifice, should be with downlead reinforcing bar
It is attached；
Concentric wiring regional processing in buildings：Setting connects up well, and reinforcing bar carries out one week every 50cm spacing in the borehole wall
Connection constitutes grid；
Branch line is disposed in buildings：Hardware cloth wire casing is laid, is screwed by 100cm spacing, while hardware cloth
Wire casing body should be connected with lower ground wire is drawn；
（3）Device mask is constructed
Metal shell body should be connect with downlead, and connection method uses welding；
The disposition of equipment eyelet uses the close net body of metal；The disposition of shell gap is padded using conductive fiber；
（4）Equipotential link is constructed
Busbar is constructed：In multiple metalwork concentrated areas, one connection busbar, sectional area 25-95mm are set2, this
Busbar is made of metallic plate, and is fixed on metope, will be outside multiple metal components, plate, line, pipe, cable shield, equipment metal
Shell is attached with conducting wire welding on busbar；
Female ring is constructed：In order to use multiple equipment or system to carry out equipotential link, indoors along wall surrounding setting one
Circle connection female ring；This female ring is to be closed, and use metallic plate, the mm of sectional area >=502, it is embedding to be attached on wall, away from ground 5-
Multiple components, line equipment are welded on conducting wire in female ring by 10mm, and female ring presses spacing 5m；
（5）Downlead installation
The special downlead of surface should be segmented fixation, and grounding body should be applied to shortest path, lay straight and even straight, nothing
Sharp turn；The full exhaustive of weld seam being welded and fixed, bolt fixation should have washer, and the anti-corrosion of welding portion should be complete；
Downlead laying outside building：At the region that personnel can stop or pass through, using following one or more sides
Method prevents contact voltage and side lightning pressure from being damaged to personnel：
1）Exposed downlead is in high 2.7m with lower part：Wear the crosslinked polyethylene pipe not less than 3mm thickness, crosslinked polyethylene pipe
100kv surge voltages should be able to be resistant to；
2）The guardrail or warning sign of prevention personnel entrance are set up, guardrail is not less than 3m with downlead horizontal distance；
Reliable electrical connection is done with arrester and earthing or grounding means in downlead both ends respectively；
Other electric wirings without attachment on downlead act the gold for connecing sudden strain of a muscle in communication tower or other towering metal frames
When belonging to laying electric wiring on object, circuit uses armored cable of the direct-burried in soil；The metal sheath or metal tube of cable are answered
Two-terminal-grounding, the length in placing into the soil are not less than 10m；
Downlead is installed is more than 0.1m with the wall of combustible material or wall thermal insulating interlamellar spacing；
（6）It is grounded body construction
Grounding body selects：Including Grounding Grids, horizontal grounding objects, mixing grounding body；
Grounding material selects：
Grounding Grids material selection section 50mm × 50mm × 4mm, length 2500mm angle steel；
Horizontal grounding objects select length 3000mm, 40 × 4 band steels；
Grounding material progress is zinc-plated, and weld should apply anti-decaying paint；
Grounding body is installed
Paddle type mill can be used in Grounding Grids, and grounding body is hammered underground；
Horizontal grounding objects, should first dig geosyncline, and grounding body is placed in parallel into slot by ground groove depth 1m or more after geosyncline excavates；
Grounding body is mixed, should also dig geosyncline, depth is identical as horizontal grounding objects groove depth；First vertical body and parallel body are welded
Connect, then vertical body be driven underground, parallel body it is parallel with slot in；
Downlead is attached with grounding body using welding；Even Soil covering after grafting compacting；
Place mat insulating layer carries out place mat, thickness 50-80mm, width >=grounding body 2m using pitch.
The present invention is easy for construction, and working performance is excellent.
With reference to embodiment, the invention will be further described.
Specific implementation mode
Embodiment 1：
A kind of method of building intelligence system multidigit pre-control electromagnetism Leibo interference, includes the following steps：
（1）Structure body shields
Reinforcing bar selects：Select resistivity≤0.97 × 10-7Ω m, the reinforcing bar that phosphorus content is 0.25-0.45%, specification select φ
>=3mm reinforcing bars；
Reinforcement welding：It is connected, and welded full using welding；
Reinforcing bar is laid：Selected reinforcing bar is vertically welded on the inherent steel grid at the necessary place of buildings original,
And outer lattice tie point, 2-3 internally electrical, electronic intelligence equipment tie points of each layer of setting are set by spacing 2m；
After tie point is formed, internal tie point can be connected in electrical, the electronic intelligence equipment in buildings；
After roofing and wall matrix is formed, in one layer of eyelet 1 × 1cm steel wire cover of ectosome overlying lid, cover with it is outer
Lattice tie point connects.And fixed steel wire；
On roofing wall ectosome steel wire cover, a thickness 1-1.5cm electric conduction mortars are painted；
The configuration of the electric conduction mortar：Portland cement 100kg, flyash 50kg, copolymer is selected to be condensed rubber powder
5kg, propyl methocel 5kg, granular polystyrene 1m3, clipped wire 5kg, grade conducting fiber 2kg, by the above amount than into
Row is configured and is stirred evenly, and forms electric conduction mortar；
（2）Spool shields
Cable selects：Select metallic shield cable；
Nonmetallic shielded cable disposition：Using the non-metal wire of thickness of pipe wall >=2mm, line is passed through into metal tube；
Cable entries are disposed：Either metal cable or metallic conduit enter at building internal orifice, should be with downlead reinforcing bar
It is attached；
Concentric wiring regional processing in buildings：Setting connects up well, and reinforcing bar carries out one week every 50cm spacing in the borehole wall
Connection constitutes grid；
Branch line is disposed in buildings：Hardware cloth wire casing is laid, is screwed by 100cm spacing, while hardware cloth
Wire casing body should be connected with lower ground wire is drawn；
（3）Device mask is constructed
Metal shell body should be connect with downlead, and connection method uses welding；
The disposition of equipment eyelet uses the close net body of metal；The disposition of shell gap is padded using conductive fiber；
（4）Equipotential link is constructed
Busbar is constructed：In multiple metalwork concentrated areas, one connection busbar, sectional area 25-95mm are set2, this
Busbar is made of metallic plate, and is fixed on metope, will be outside multiple metal components, plate, line, pipe, cable shield, equipment metal
Shell is attached with conducting wire welding on busbar；
Female ring is constructed：In order to use multiple equipment or system to carry out equipotential link, indoors along wall surrounding setting one
Circle connection female ring；This female ring is to be closed, and use metallic plate, the mm of sectional area >=502, it is embedding to be attached on wall, away from ground 5-
Multiple components, line equipment are welded on conducting wire in female ring by 10mm, and female ring presses spacing 5m；
（5）Downlead installation
The special downlead of surface should be segmented fixation, and grounding body should be applied to shortest path, lay straight and even straight, nothing
Sharp turn；The full exhaustive of weld seam being welded and fixed, bolt fixation should have washer, and the anti-corrosion of welding portion should be complete；
Downlead laying outside building：At the region that personnel can stop or pass through, using following one or more sides
Method prevents contact voltage and side lightning pressure from being damaged to personnel：
1）Exposed downlead is in high 2.7m with lower part：Wear the crosslinked polyethylene pipe not less than 3mm thickness, crosslinked polyethylene pipe
100kv surge voltages should be able to be resistant to；
2）The guardrail or warning sign of prevention personnel entrance are set up, guardrail is not less than 3m with downlead horizontal distance；
Reliable electrical connection is done with arrester and earthing or grounding means in downlead both ends respectively；
Other electric wirings without attachment on downlead act the gold for connecing sudden strain of a muscle in communication tower or other towering metal frames
When belonging to laying electric wiring on object, circuit uses armored cable of the direct-burried in soil；The metal sheath or metal tube of cable are answered
Two-terminal-grounding, the length in placing into the soil are not less than 10m；
Downlead is installed is more than 0.1m with the wall of combustible material or wall thermal insulating interlamellar spacing；
（6）It is grounded body construction
Grounding body selects：Including Grounding Grids, horizontal grounding objects, mixing grounding body；
Grounding material selects：
Grounding Grids material selection section 50mm × 50mm × 4mm, length 2500mm angle steel；
Horizontal grounding objects select length 3000mm, 40 × 4 band steels；
Grounding material progress is zinc-plated, and weld should apply anti-decaying paint；
Grounding body is installed
Paddle type mill can be used in Grounding Grids, and grounding body is hammered underground；
Horizontal grounding objects, should first dig geosyncline, and grounding body is placed in parallel into slot by ground groove depth 1m or more after geosyncline excavates；
Grounding body is mixed, should also dig geosyncline, depth is identical as horizontal grounding objects groove depth；First vertical body and parallel body are welded
Connect, then vertical body be driven underground, parallel body it is parallel with slot in；
Downlead is attached with grounding body using welding；Even Soil covering after grafting compacting；
Place mat insulating layer carries out place mat, thickness 50-80mm, width >=grounding body 2m using pitch.
Embodiment 2：
A kind of method of building intelligence system multidigit pre-control electromagnetism Leibo interference, includes the following steps：
（1）Structure body shields
Reinforcing bar selects：Select resistivity≤0.97 × 10-7Ω m, the reinforcing bar that phosphorus content is 0.25-0.45%, specification select φ
>=3mm reinforcing bars；
Reinforcement welding：It is connected, and welded full using welding；
Reinforcing bar is laid：Selected reinforcing bar is vertically welded on the inherent steel grid at the necessary place of buildings original,
And outer lattice tie point, 2-3 internally electrical, electronic intelligence equipment tie points of each layer of setting are set by spacing 2m；
After tie point is formed, internal tie point can be connected in electrical, the electronic intelligence equipment in buildings；
After roofing and wall matrix is formed, in one layer of eyelet 1 × 1cm steel wire cover of ectosome overlying lid, cover with it is outer
Lattice tie point connects.And fixed steel wire；
On roofing wall ectosome steel wire cover, a thickness 1-1.5cm electric conduction mortars are painted；
The configuration of the electric conduction mortar：Portland cement 100kg, flyash 50kg, copolymer is selected to be condensed rubber powder
5kg, propyl methocel 5kg, granular polystyrene 1m3, clipped wire 5kg, grade conducting fiber 2kg, by the above amount than into
Row is configured and is stirred evenly, and forms electric conduction mortar；
（2）Spool shields
Cable selects：Select metallic shield cable；
Nonmetallic shielded cable disposition：Using the non-metal wire of thickness of pipe wall >=2mm, line is passed through into metal tube；
Cable entries are disposed：Either metal cable or metallic conduit enter at building internal orifice, should be with downlead reinforcing bar
It is attached；
Concentric wiring regional processing in buildings：Setting connects up well, and reinforcing bar carries out one week every 50cm spacing in the borehole wall
Connection constitutes grid；
Branch line is disposed in buildings：Hardware cloth wire casing is laid, is screwed by 100cm spacing, while hardware cloth
Wire casing body should be connected with lower ground wire is drawn；
（3）Device mask is constructed
Metal shell body should be connect with downlead, and connection method uses welding；
The disposition of equipment eyelet uses the close net body of metal；The disposition of shell gap is padded using conductive fiber；
（4）Equipotential link is constructed
Busbar is constructed：In multiple metalwork concentrated areas, one connection busbar, sectional area 25-95mm are set2, this
Busbar is made of metallic plate, and is fixed on metope, will be outside multiple metal components, plate, line, pipe, cable shield, equipment metal
Shell is attached with conducting wire welding on busbar；
Female ring is constructed：In order to use multiple equipment or system to carry out equipotential link, indoors along wall surrounding setting one
Circle connection female ring；This female ring is to be closed, and use metallic plate, the mm of sectional area >=502, it is embedding to be attached on wall, away from ground 5-
Multiple components, line equipment are welded on conducting wire in female ring by 10mm, and female ring presses spacing 5m；
（5）Downlead installation
The special downlead of surface should be segmented fixation, and grounding body should be applied to shortest path, lay straight and even straight, nothing
Sharp turn；The full exhaustive of weld seam being welded and fixed, bolt fixation should have washer, and the anti-corrosion of welding portion should be complete；
Downlead laying outside building：At the region that personnel can stop or pass through, using following one or more sides
Method prevents contact voltage and side lightning pressure from being damaged to personnel：
1）Exposed downlead is in high 2.7m with lower part：Wear the crosslinked polyethylene pipe not less than 3mm thickness, crosslinked polyethylene pipe
100kv surge voltages should be able to be resistant to；
2）The guardrail or warning sign of prevention personnel entrance are set up, guardrail is not less than 3m with downlead horizontal distance；
Reliable electrical connection is done with arrester and earthing or grounding means in downlead both ends respectively；
Other electric wirings without attachment on downlead act the gold for connecing sudden strain of a muscle in communication tower or other towering metal frames
When belonging to laying electric wiring on object, circuit is using the conducting wire for wearing metal tube laying；The metal sheath or metal tube of cable answer both ends
Ground connection, the length in placing into the soil are not less than 10m；
Downlead is installed is more than 0.1m with the wall of combustible material or wall thermal insulating interlamellar spacing；
（6）It is grounded body construction
Grounding body selects：Including Grounding Grids, horizontal grounding objects, mixing grounding body；
Grounding material selects：
Grounding Grids material selection section 50mm × 50mm × 4mm, length 2500mm angle steel；
Horizontal grounding objects select length 3000mm, 40 × 4 band steels；
Grounding material progress is zinc-plated, and weld should apply anti-decaying paint；
Grounding body is installed
Paddle type mill can be used in Grounding Grids, and grounding body is hammered underground；
Horizontal grounding objects, should first dig geosyncline, and grounding body is placed in parallel into slot by ground groove depth 1m or more after geosyncline excavates；
Grounding body is mixed, should also dig geosyncline, depth is identical as horizontal grounding objects groove depth；First vertical body and parallel body are welded
Connect, then vertical body be driven underground, parallel body it is parallel with slot in；
Downlead is attached with grounding body using welding；Even Soil covering after grafting compacting；
Place mat insulating layer carries out place mat, thickness 50-80mm, width >=grounding body 2m using pitch；
High electric resistance of soil disposition：Using one or more of following method：
1）Grounding body length of embedment is increased, grounding body passes through high electric resistance of soil layer
2）Fill friction reducer
3）Draw sewage drop resistance.
Claims (1)
1. a kind of method of building intelligence system multidigit pre-control electromagnetism Leibo interference, it is characterized in that：Include the following steps：
（1）Structure body shields
Reinforcing bar selects：Select resistivity≤0.97 × 10-7Ω m, the reinforcing bar that phosphorus content is 0.25-0.45%, specification selection φ >=
3mm reinforcing bars；
Reinforcement welding：It is connected, and welded full using welding；
Reinforcing bar is laid：Selected reinforcing bar is vertically welded on the inherent steel grid at the necessary place of buildings original, and pressed
Outer lattice tie point, 2-3 internally electrical, electronic intelligence equipment tie points of each layer of setting are arranged in spacing 2m；
After tie point is formed, internal tie point can be connected in electrical, the electronic intelligence equipment in buildings；
After roofing and wall matrix is formed, in one layer of eyelet 1 × 1cm steel wire cover of ectosome overlying lid, cover connects with outer lattice
Contact connects；And fixed steel wire；
On roofing wall ectosome steel wire cover, a thickness 1-1.5cm electric conduction mortars are painted；
The configuration of the electric conduction mortar：Select Portland cement 100kg, flyash 50kg, copolymer condensation rubber powder 5kg,
Propyl methocel 5kg, granular polystyrene 1m3, clipped wire 5kg, grade conducting fiber 2kg are matched by the above amount ratio
It sets and stirs evenly, form electric conduction mortar；
（2）Spool shields
Cable selects：Select metallic shield cable；
Nonmetallic shielded cable disposition：Using the non-metal wire of thickness of pipe wall >=2mm, line is passed through into metal tube；
Cable entries are disposed：Either metal cable or metallic conduit enter at building internal orifice, should be carried out with downlead reinforcing bar
Connection；
Concentric wiring regional processing in buildings：Setting connects up well, and reinforcing bar every 50cm spacing connect within one week in the borehole wall,
Constitute grid；
Branch line is disposed in buildings：Hardware cloth wire casing is laid, is screwed by 100cm spacing, while hardware cloth wire casing
Body should be connected with lower ground wire is drawn；
（3）Device mask is constructed
Metal shell body should be connect with downlead, and connection method uses welding；
The disposition of equipment eyelet uses the close net body of metal；The disposition of shell gap is padded using conductive fiber；
（4）Equipotential link is constructed
Busbar is constructed：In multiple metalwork concentrated areas, one connection busbar, sectional area 25-95mm are set2, this busbar
It is made of metallic plate, and is fixed on metope, by multiple metal components, plate, line, pipe, cable shield, equipment metal shell,
It is attached on busbar with conducting wire welding；
Female ring is constructed：In order to use multiple equipment or system to carry out equipotential link, connect indoors along one circle of wall surrounding setting
Connect female ring；This female ring is to be closed, and use metallic plate, the mm of sectional area >=502, it is embedding to be attached on wall, away from ground 5-
Multiple components, line equipment are welded on conducting wire in female ring by 10mm, and female ring is by spacing 5m settings；
（5）Downlead installation
The special downlead of surface should be segmented fixation, and grounding body should be applied to shortest path, laying it is straight and even it is straight, without urgency
It is curved；The full exhaustive of weld seam being welded and fixed, bolt fixation should have washer, and the anti-corrosion of welding portion should be complete；
Downlead laying outside building：At the region that personnel can stop or pass through, using following one or more methods, prevent
Only contact voltage and side lightning pressure damage personnel：
1）Exposed downlead is in high 2.7m with lower part：The crosslinked polyethylene pipe not less than 3mm thickness is worn, crosslinked polyethylene pipe should be able to
It is resistant to 100kv surge voltages；
2）The guardrail or warning sign of prevention personnel entrance are set up, guardrail is not less than 3m with downlead horizontal distance；
Reliable electrical connection is done with arrester and earthing or grounding means in downlead both ends respectively；
Other electric wirings without attachment on downlead act the metal object for connecing sudden strain of a muscle in communication tower or other towering metal frames
When upper laying electric wiring, circuit uses armored cable of the direct-burried in soil；The metal sheath or metal tube of cable answer both ends
Ground connection, the length in placing into the soil are not less than 10m；
Downlead is installed is more than 0.1m with the wall of combustible material or wall thermal insulating interlamellar spacing；
（6）It is grounded body construction
Grounding body selects：Including Grounding Grids, horizontal grounding objects, mixing grounding body；
Grounding material selects：
Grounding Grids material selection section 50mm × 50mm × 4mm, length 2500mm angle steel；
Horizontal grounding objects select the band steel of length 3000mm, width 40mm, thickness 4mm；
Grounding material progress is zinc-plated, and weld should apply anti-decaying paint；
Grounding body is installed；
Grounding Grids use paddle type mill, and Grounding Grids are hammered underground；
Horizontal grounding objects, should first dig geosyncline, and horizontal grounding objects are placed in parallel into slot by ground groove depth 1m or more after geosyncline excavates；
Grounding body is mixed, should also dig geosyncline, depth is identical as horizontal grounding objects groove depth；First by Grounding Grids and horizontal grounding
Body welds, and then Grounding Grids is driven underground, horizontal grounding objects are parallel in slot；
Downlead is attached with grounding body using welding；Even Soil covering after grafting compacting；
Place mat insulating layer, using pitch progress place mat, thickness 50-80mm, width is wider 2m or more than grounding body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610580697.3A CN106251911B (en) | 2016-07-22 | 2016-07-22 | The method of building intelligence system multidigit pre-control electromagnetism Leibo interference |
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|---|---|---|---|
| CN201610580697.3A CN106251911B (en) | 2016-07-22 | 2016-07-22 | The method of building intelligence system multidigit pre-control electromagnetism Leibo interference |
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| CN106251911B true CN106251911B (en) | 2018-07-27 |
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| CN107949263B (en) * | 2017-12-19 | 2020-03-20 | 中国科学院新疆天文台 | Electromagnetic shielding method for building |
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| CN103723975A (en) * | 2013-12-31 | 2014-04-16 | 宝钢建筑***集成有限公司 | Rapid-hardening steel slag mortar capable of being constructed by spraying |
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